Home / 166,247.55-249,371.33-99,653.40

Finding the Fourth Proportional to 166,247.55, 249,371.33 and 99,653.40

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Solution

The fourth proportional to 166,247.55, 249,371.33 and 99,653.40 is: 149,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,247.55 : 249,371.33 = 99,653.40 : x
  2. Step 2: Convert to fraction form
    166,247.55/249,371.33 = 99,653.40/x
  3. Step 3: Cross multiply
    166,247.55x = 249,371.33 × 99,653.40
  4. Step 4: Simplify right side
    166,247.55x = 24,850,700,398.76
  5. Step 5: Solve for x
    x = 24,850,700,398.76/166,247.55
  6. Step 6: Final answer
    x = 149,480.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.